n.1. also
i·kon (
īk
ŏn
′)
a. An image; a representation.
b. A representation or picture of a sacred or sanctified Christian personage, traditionally used and venerated in the Eastern Church.
2. An important and enduring symbol: "The disposable lighter is an icon of the throwaway mentality that began to take shape in the years following World War II" (Susan Freinkel).
3. One who is the object of great attention and devotion; an idol: "He is ... a pop icon designed and manufactured for the video generation" (Harry F. Waters).
4. Computers A picture on a screen that represents a specific file, directory, window, option, or program.